Q61
What is the primary purpose of the Normalized Difference Vegetation Index (NDVI)?
A.
To detect water bodies
B.
To monitor vegetation health
AnswerC.
To measure soil moisture
D.
To map urban areas
Answer: Option B
Solution
Answer: Option B
Solution:
NDVI is an index derived from red and near-infrared bands that indicates vegetation vigor and health.It is widely used in agriculture and environmental monitoring.